Int 1D

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SYSTEM DATA - VIDEO PARAMETER TABLES

Notes: The default parameter table (see #01263) is located at F000h:F0A4h for 100% compatible BIOSes. Under PhysTechSoft's PTS ROM-DOS this table is fictitious.

See Also: INT 10/AH=00h

Format of video parameters: Offset Size Description (Table 01263) 00h 16 BYTEs 6845 register values for modes 00h and 01h 10h 16 BYTEs 6845 register values for modes 02h and 03h 20h 16 BYTEs 6845 register values for modes 04h and 05h 30h 16 BYTEs 6845 register values for modes 06h and 07h 40h WORD bytes in video buffer for modes 00h and 01h (0800h) 42h WORD bytes in video buffer for modes 02h and 03h (1000h) 44h WORD bytes in video buffer for modes 04h and 05h (4000h) 46h WORD bytes in video buffer for mode 06h (4000h) 48h 8 BYTEs columns on screen for each of modes 00h through 07h 50h 8 BYTEs CRT controller mode bytes for each of modes 00h through 07h

Note: QEMM v7.5 Stealth appears to copy only the first 40h bytes of this table into always-accessible memory

Category: Bios - Int 1Dh - S

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